From 36d22d82aa202bb199967e9512281e9a53db42c9 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 21:33:14 +0200 Subject: Adding upstream version 115.7.0esr. Signed-off-by: Daniel Baumann --- .../AsyncFunction/instance-construct-throws.js | 40 ++++++++++++++++++++++ 1 file changed, 40 insertions(+) create mode 100644 js/src/tests/test262/built-ins/AsyncFunction/instance-construct-throws.js (limited to 'js/src/tests/test262/built-ins/AsyncFunction/instance-construct-throws.js') diff --git a/js/src/tests/test262/built-ins/AsyncFunction/instance-construct-throws.js b/js/src/tests/test262/built-ins/AsyncFunction/instance-construct-throws.js new file mode 100644 index 0000000000..e51c40a3e3 --- /dev/null +++ b/js/src/tests/test262/built-ins/AsyncFunction/instance-construct-throws.js @@ -0,0 +1,40 @@ +// Copyright 2016 Microsoft, Inc. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. + +/*--- +author: Brian Terlson +esid: sec-async-function-instances +description: > + Async function instances are not constructors and do not have a + [[Construct]] slot. +info: | + 25.5.1.1 AsyncFunction( p1, p2, … , pn, body ) + + ... + 3. Return CreateDynamicFunction(C, NewTarget, "async", args). + + 19.2.1.1.1 Runtime Semantics: CreateDynamicFunction( constructor, newTarget, kind, args ) + + ... + 33. Perform FunctionInitialize(F, Normal, parameters, body, scope). + 34. If kind is "generator", then + ... + 35. Else if kind is "normal", perform MakeConstructor(F). + 36. NOTE: Async functions are not constructable and do not have a [[Construct]] internal method + or a "prototype" property. + ... +---*/ + +async function foo() {} +assert.throws(TypeError, function() { + new foo(); +}); + +var AsyncFunction = Object.getPrototypeOf(foo).constructor; +var instance = AsyncFunction(); + +assert.throws(TypeError, function() { + new instance(); +}) + +reportCompare(0, 0); -- cgit v1.2.3